HP 5550C HP Scanjet 4500c and 5550c scanner - (English) Glass Cleaning Manual - Page 2

preparation - power supply

Page 2 highlights

Before proceeding, read these instructions all the way through. Then return here and follow the steps in order. This module is organized into the following sections: • preparation • disassembly • cleaning • reassembly preparation Tools needed: • flat-head screwdriver • phillips screwdriver Supplies needed: • Glass cleaner • lint-free cloths 1 Disconnect the USB cable between the scanner and computer. 2 Disconnect the power supply from the scanner. Wait at least 15 minutes (after disconnecting power) before dissembling the scanner and cleaning the glass. This gives the scanner time to cool.

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Before proceeding, read these instructions all the way through. Then return here and follow the steps in
order.
This module is organized into the following sections:
preparation
disassembly
cleaning
reassembly
preparation
Tools needed:
flat-head screwdriver
phillips screwdriver
Supplies needed:
Glass cleaner
lint-free cloths
1
Disconnect the USB cable between the scanner and computer.
2
Disconnect the power supply from the scanner.
Wait at least 15 minutes (after disconnecting power) before dissembling the scanner and
cleaning the glass. This gives the scanner time to cool.